Publications by authors named "DB Geohegan"

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Encapsulation of Monolayer 2D Materials Using Kinetic Energy-Controlled Pulsed Laser Deposition.
Daniel T Yimam, Sumner B Harris, Austin C Houston, Ivan V Vlassiouk, Alexander A Puretzky, David B Geohegan

ACS Appl Mater Interfaces· October 2025

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Growth of Carbon Nanotubes Using Mixed-Metal Catalysts That Include Heavy Refractory Metals as Catalyst Stabilizers.
Wonjung Park, Matthew G Boebinger, Liam Collins, Alexander A Puretzky, Ilia N Ivanov, David B Geohegan

ACS Omega· September 2025

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Atom Identification in Bilayer Moiré Materials with Gomb-Net.
Austin C Houston, Sumner B Harris, Hao Wang, Yu-Chuan Lin, David B Geohegan

Nano Lett· June 2025

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Autonomous Synthesis of Thin Film Materials with Pulsed Laser Deposition Enabled by In Situ Spectroscopy and Automation.
Sumner B Harris, Arpan Biswas, Seok Joon Yun, Kevin M Roccapriore, Christopher M Rouleau, David B Geohegan

Small Methods· September 2024

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Growing tunable moiré matter.
David B Geohegan, Alexander A Puretzky, Kai Xiao

Nat Mater· March 2024

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Anomalous isotope effect on the optical bandgap in a monolayer transition metal dichalcogenide semiconductor.
Yiling Yu, Volodymyr Turkowski, Jordan A Hachtel, Alexander A Puretzky, Anton V Ievlev, David B Geohegan

Sci Adv· February 2024

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Role of Curvature in Stabilizing Boron-Doped Nanocorrugated Graphene.
Mengkun Tian, Wesley D Tennyson, Mina Yoon, Alexander A Puretzky, David B Geohegan

ACS Appl Mater Interfaces· January 2024

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Colossal C Fullertubes: Soluble [5,5] C-D(1) Pristine Molecules with 70 Nanotube Carbons and Two 30-Atom Hemifullerene End-caps.
Emmanuel Bourret, Xiaoyang Liu, Cora A Noble, Kevin Cover, Tanisha P Davidson, David B Geohegan

J Am Chem Soc· December 2023

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Nonlinear Optical Responses of Janus MoSSe/MoS Heterobilayers Optimized by Stacking Order and Strain.
Nguyen Tuan Hung, Kunyan Zhang, Vuong Van Thanh, Yunfan Guo, Alexander A Puretzky, David B Geohegan

ACS Nano· October 2023

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Molybdenum Disulfide Nanoribbons with Enhanced Edge Nonlinear Response and Photoresponsivity.
Ganesh Ghimire, Rajesh Kumar Ulaganathan, Agnès Tempez, Oleksii Ilchenko, Raymond R Unocic, David B Geohegan

Adv Mater· August 2023

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Real-Time Diagnostics of 2D Crystal Transformations by Pulsed Laser Deposition: Controlled Synthesis of Janus WSSe Monolayers and Alloys.
Sumner B Harris, Yu-Chuan Lin, Alexander A Puretzky, Liangbo Liang, Ondrej Dyck, David B Geohegan

ACS Nano· February 2023

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Stabilized Synthesis of 2D Verbeekite: Monoclinic PdSe Crystals with High Mobility and In-Plane Optical and Electrical Anisotropy.
Yiyi Gu, Lizhi Zhang, Hui Cai, Liangbo Liang, Chenze Liu, David B Geohegan

ACS Nano· September 2022

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Photoluminescence Induced by Substitutional Nitrogen in Single-Layer Tungsten Disulfide.
Qingkai Qian, Wenjing Wu, Lintao Peng, Yuanxi Wang, Anne Marie Z Tan, David B Geohegan

ACS Nano· May 2022

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Janus Monolayers for Ultrafast and Directional Charge Transfer in Transition Metal Dichalcogenide Heterostructures.
Ting Zheng, Yu-Chuan Lin, Neema Rafizadeh, David B Geohegan, Zhenhua Ni

ACS Nano· March 2022

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Selective Antisite Defect Formation in WS Monolayers via Reactive Growth on Dilute W-Au Alloy Substrates.
Kai Wang, Lizhi Zhang, Giang D Nguyen, Xiahan Sang, Chenze Liu, David B Geohegan

Adv Mater· January 2022

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Signature of Many-Body Localization of Phonons in Strongly Disordered Superlattices.
Thanh Nguyen, Nina Andrejevic, Hoi Chun Po, Qichen Song, Yoichiro Tsurimaki, David B Geohegan

Nano Lett· September 2021

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Understanding Substrate-Guided Assembly in van der Waals Epitaxy by Laser Crystallization within a Transmission Electron Microscope.
Chenze Liu, Yu-Chuan Lin, Mina Yoon, Yiling Yu, Alexander A Puretzky, David B Geohegan

ACS Nano· May 2021

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Controllable Thin-Film Approaches for Doping and Alloying Transition Metal Dichalcogenides Monolayers.
Yu-Chuan Lin, Riccardo Torsi, David B Geohegan, Joshua A Robinson, Kai Xiao

Adv Sci (Weinh)· May 2021

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Correction to "Enhancement of van der Waals Interlayer Coupling through Polar Janus MoSSe".
Kunyan Zhang, Yunfan Guo, Qingqing Ji, Ang-Yu Lu, Cong Su, David B Geohegan

J Am Chem Soc· April 2021

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Strain-Induced Growth of Twisted Bilayers during the Coalescence of Monolayer MoS Crystals.
Yiling Yu, Gang Seob Jung, Chenze Liu, Yu-Chuan Lin, Christopher M Rouleau, David B Geohegan

ACS Nano· March 2021

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Intrinsic Defects in MoS Grown by Pulsed Laser Deposition: From Monolayers to Bilayers.
Fabian Bertoldo, Raymond R Unocic, Yu-Chuan Lin, Xiahan Sang, Alexander A Puretzky, David B Geohegan

ACS Nano· February 2021

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Excitonic Dynamics in Janus MoSSe and WSSe Monolayers.
Ting Zheng, Yu-Chuan Lin, Yiling Yu, Pavel Valencia-Acuna, Alexander A Puretzky, David B Geohegan

Nano Lett· January 2021

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Giant enhancement of exciton diffusivity in two-dimensional semiconductors.
Yiling Yu, Yifei Yu, Guoqing Li, Alexander A Puretzky, David B Geohegan

Sci Adv· December 2020

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Enhancement of van der Waals Interlayer Coupling through Polar Janus MoSSe.
Kunyan Zhang, Yunfan Guo, Qingqing Ji, Ang-Yu Lu, Cong Su, David B Geohegan

J Am Chem Soc· October 2020

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Non-Equilibrium Synthesis of Highly Active Nanostructured, Oxygen-Incorporated Amorphous Molybdenum Sulfide HER Electrocatalyst.
Giorgio Giuffredi, Alessandro Mezzetti, Andrea Perego, Piero Mazzolini, Mirko Prato, David B Geohegan

Small· October 2020

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